Safety

Question 1

A worker’s personal safety is primarily whose responsibility?

Answer 1

Worker

Question 2

Which workers have the highest rate of workplace accidents / incidents

Answer 2

Younger workers

Question 3

What authorization do Workers Compensation Board officers have at the workplace?

Answer 3

Issue penalties for safety infractions
Inspect workplaces for safety issues
Issues orders specifying injury prevention measures

Question 4

Slips trips and falls are mainly due to

Answer 4

Poor housekeeping / careless behaviour

Question 5

Shoring or sloping is required over how many feet?

Answer 5

4 feet (1.2 meters)

Question 6

How many feet above ground are the planks suppose to be?

Answer 6

1 foot

Question 7

Trenches over 20’ requires who to supervise?

Answer 7

A professional engineer

Question 8

What is the first thing you should do when someone is electrocuted?

Answer 8

Remove the power from the victim (turn off power)
De-energize circuit to help worker.
use a piece of wood to get them away from source.

Question 9

When is compressed gas safe to use to use on workers body?

Answer 9

When it’s below 10 psi (70kPa) and PPE worn

Question 10

What should you do if you see a trip hazard?

Answer 10

Remove it

Question 11

What is the best option for installing pipe in loose, sandy soil to protect from a cave-in?

Answer 11

Hydraulic shoring

Question 12

1) What type of injuries are included in Musculoskeletal injuries (MSI)?
2) What is the other term used for MSI?

Answer 12

1) muscles, tendons, ligaments, nerves, blood vessels, joints of the neck, shoulders, arms wrists, legs and back.
2) Repetitive Strain Injury
3) MSI result from overexertion or repetitive motion

Question 13

At what decibels should ear protection be worn?

Answer 13

When there is a general or steady state noise of 85 decibels.
Earplugs or earmuffs

Question 14

What kind of tools need a guard on them?

Answer 14

Tools with rotating parts

Question 15

What should be made available for people in confined spaces?

Answer 15

1) An immediate means of communication to the standby person. The standby person must have a means to call rescue personnel.

Question 16

What are the rules to ladder use?

Answer 16

1) Needs to have a 1:4 ratio. (For every 4 feet up, the ladder comes out 1 foot)
2) Needs to have 1m (3ft) above the upper landing.

Question 17

Guardrail rules

Answer 17

Drop of 3m or more = top rail + mid-rail + tow boards, Guardrail = 40 - 44 in

Question 18

What describes work that is performed close to an unrelated hazard?

Answer 18

Proximity work

Question 19

What is needed when working with tools in wet conditions?

Answer 19

Ground Fault Circuit Interrupter (GFCI)

Question 20

You have a tool you aren’t familiar with, what do you do?

Answer 20

Read owners manual + inform foreman that you need instruction

Question 21

What do you do if a tool is faulty / damaged?

Answer 21

Tag it as broken + return to tool crib

Write NFG on it

Question 22

What is the rule of thumb regarding power tools / safety guards?

Answer 22

Use. Them. Always.

Question 23

What is not considered an elevated platform?

Answer 23

Mezzanine

Question 24

True or False orientations /safety training must be documented.

Answer 24

True

Question 25

True or False PPE is the last line of defence when protecting workers from hazards in the work place?

Answer 25

True

Question 26

What do safety meetings (aka toolbox talks) include?

Answer 26

Reminders that health / safety are important Should take place on site Should include environment or site changes

Question 27

What is hot work?

Answer 27

Any process or temporary work that could result in a fire

Question 28

If you de-energize and lock out something what must you do when finished?

Answer 28

Remove your own lock. | Also make sure the breaker or switch is also turned off.

Question 29

What is zero energy state?

Answer 29

Any piece of equipment that has been locked out or de-energized.

Question 30

When don't you need to lock out a plug?

Answer 30

When the male end is in view.

Question 31

What factors can be used to assess a company's insurance premiums?

Answer 31

Industry classification company history Employee's history

Question 32

When can a worker return to work after being on leave due to injury?

Answer 32

1) when case manager says it's ok 2) If employer can provide moderate or light duty 3) When recovered from injury + safe to work again

Question 33

An employer has how many days to report any injury to WorkSafe BC?

Answer 33

3 days

Question 34

What level of government is responsible for creating WHMIS

Answer 34

Federal and Provincial

Question 35

What do the letters in WHMIS stand for?

Answer 35

Workplace Hazardous Material Information System

Question 36

Who is responsible for ensuring SDSs are available in the work area for all known hazardous?

Answer 36

Employer

Question 37

What are the two groups of hazardous products?

Answer 37

Health and physical hazards

Question 38

An O with fire around it, is what kind of pictogram?

Answer 38

Oxidizing Material (It's Physical, Physical)

Question 39

The pictogram that shows vials burning a hand and metal means what?

Answer 39

Corrosion Health hazard Ex: Hydrochloric acid

Question 40

Pictogram of an exploding chest

Answer 40

Health hazard | Ex: Asbestos

Question 41

How many classes of Physical Hazards are there?

Answer 41

18

Question 42

How many Health Hazard classes are there?

Answer 42

12

Question 43

Who is responsible for your safety and the safety of others?

Answer 43

You

Question 44

What does the green triangle on your boots mean?

Answer 44

CSA approved logo

Question 45

True or False: you should tuck your pant legs inside your boots when working near a torch or grinder.

Answer 45

FALSE

Question 46

When must fall protection be warn?

Answer 46

When there is a chance of falling more than 10 feet

Question 47

When is a full body harness worn?

Answer 47

For fall arrest

Question 48

What is in air?

Answer 48

80% Nitrogen | 20% Oxygen

Question 49

What are the 3 combinations of a Fire Triangle?

Answer 49

Heat Oxygen (Air) Fuel

Question 50

What are 3 ways to extinguish a fire?

Answer 50

Starvation Cooling Smothering

Question 51

What class / colour includes fires involving ordinary combustibles?

Answer 51

Class A / green --> Papers + texture

Question 52

What does a Yellow D star mean?

Answer 52

Combustible metals | Ex: magnesium

Question 53

What must you never use to extinguish flammable liquid fires

Answer 53

Water | Use Class B extinguishers

Question 54

What type of fire must you never use water to put it out?

Answer 54

Class C fire

Question 55

Class A, B or C have what type of extinguisher?

Answer 55

Dry powders

Question 56

Class B and C extinguishers use what to put out fires?

Answer 56

Carbon Dioxide (CO2)

Question 57

If someone catches on fire what can you use to help put it out right of ways?

Answer 57

A fire blanket

Question 58

When do extinguishers need to be maintenance?

Answer 58

Annually

Question 59

What does PASS stand for?

Answer 59

Pull, Aim, Squeeze, Sweep.

Question 60

What grade and load rating is a household ladder?

Answer 60

Grade:3 | Load Rating: Light

Question 61

What is the min required overlap for ladders extending up to 11m (36ft)

Answer 61

1m --> 39in --> 3ft

Question 62

What is the min required overlap for a ladder extending bn 15m (48ft) - 22m (72ft)?

Answer 62

1.5 m --> 5ft

Question 63

What is the height of a guardrail?

Answer 63

42 inches

Question 64

Toe boards must be how high?

Answer 64

4 inches

Question 65

Scaffold plank supports must be placed at least how many m (ft)?

Answer 65

3m (10ft)

Question 66

What happens when the scaffold is more than 3 times the min base dimension?

Answer 66

The scaffold must be secured to the building.

Question 67

How far past the edge must a ladder go when standing against a building?

Answer 67

1m (3ft)

Question 68

True or False: Only use a transparent protective coating on ladders.

Answer 68

True. Do not paint a ladder with a colour,

Question 69

What are the 2 categories ladders are classified into?

Answer 69

Access => Extension | Performance => Step Ladder

Question 70

What are the min dimensions for the rungs on a jobsite constructed ladder?

Answer 70

1 x 4"

Question 71

How much overlap is required on extension ladders?

Answer 71

36' => 36" (3ft) | 60' => 60" (5ft)

Question 72

What is a grade 3 light duty ladder?

Answer 72

a household ladder

Question 73

What is the ratio of a horizontal to vertical dimension for an erect ladder?

Answer 73

1 (horizontal) : 4 (vertical) | formula: (depth height) / 4 = ? x 3 = add both sides together plus the bottom width.

Question 74

What is the min width of a scaffold platform?

Answer 74

20 in | 2 planks = 1 platform

Question 75

How deep can a trench be dug before shoring or sloping is required?

Answer 75

Deeper than 4 ft.

Question 76

Over what depth does a trench need to be supervised by an engineer?

Answer 76

20 ft

Question 77

How far away does a ladder have to be when working in a trench?

Answer 77

25 ft

Question 78

How far up do side planks go up to and how much room is on the bottom of a trench?

Answer 78

``` Top = 1 ft Bottom = 2ft ```

Question 79

How often must SDS sheets be updated?

Answer 79

Every 3 years or 90 days if new info released.

Question 80

What is the workers responsibilities when dealing with small amounts of a controlled substance?

Answer 80

Use only enough for one shift / place a workplace label to the container.

Question 81

When must ear protection be worn?

Answer 81

Steady - state noise, levels in excess of 85 dB

Question 82

What is Class A fire rating?

Answer 82

Ordinary combustion | Ex: Cloth, paper, plastic

Question 83

What colour is a Class A fire rating?

Answer 83

Green